<template>
  <div class="icons">
    <swiper>
      <swiper-slide v-for="(page,index) in pages" :key="index">
        <div class="icon" v-for="item in page" :key="item.id">
          <div class="icon-img">
            <img class="icon-img-content" :src="item.imgUrl" :alt="item.desc">
          </div>
          <p class="icon-desc">{{item.desc}}</p>
        </div>
      </swiper-slide>
    </swiper>
  </div>
</template>

<script>
export default {
  name: 'HomeIcons',
  data () {
    return {
      iconList: [{
        id: '0001',
        imgUrl: 'http://img1.qunarzz.com/piao/fusion/1803/95/f3dd6c383aeb3b02.png',
        desc: '景点门票'
      }, {
        id: '0002',
        imgUrl: 'http://img1.qunarzz.com/piao/fusion/1804/ff/fdf170ee89594b02.png',
        desc: '深圳必游'
      }, {
        id: '0003',
        imgUrl: 'http://img1.qunarzz.com/piao/fusion/1804/5a/13ceb38dcf262f02.png',
        desc: '一日游'
      }, {
        id: '0004',
        imgUrl: 'http://img1.qunarzz.com/piao/fusion/1803/95/8246f27355943202.png',
        desc: '游乐场'
      }, {
        id: '0005',
        imgUrl: 'http://img1.qunarzz.com/piao/fusion/1803/50/26ffa31b56646402.png',
        desc: '海洋馆'
      }, {
        id: '0006',
        imgUrl: 'http://img1.qunarzz.com/piao/fusion/1803/76/eb88861d78fb9902.png',
        desc: '动植物园'
      }, {
        id: '0007',
        imgUrl: 'http://img1.qunarzz.com/piao/fusion/1803/ab/6f7d6e44963c9302.png',
        desc: '泡温泉'
      }, {
        id: '0008',
        imgUrl: 'http://img1.qunarzz.com/piao/fusion/1811/f6/e54fad3ea337b02.gif',
        desc: '年终大促'
      }, {
        id: '0009',
        imgUrl: 'http://img1.qunarzz.com/piao/fusion/1803/b6/37560ece9c62b502.png',
        desc: '东部华侨城'
      }]
    }
  },
  computed: {
    pages () {
      const pages = []
      this.iconList.forEach((item, index) => {
        const page = Math.floor(index / 8)
        if (!pages[page]) {
          pages[page] = []
        }
        pages[page].push(item)
      })
      return pages
    }
  }
}
</script>

<style lang="stylus" scoped>
  @import "~styles/variables.styl"
  @import "~styles/mixins.styl"
  .icons .swiper-container
    height 0;
    padding-bottom 50%;
  .icon
    position relative;
    overflow hidden;
    float left;
    width 25%;
    height 0;
    padding-bottom 25%;
    .icon-img
      position absolute;
      top 0;
      bottom .44rem;
      left 0;
      right 0;
      box-sizing border-box;
      padding .1rem;
      .icon-img-content
        display block;
        margin 0 auto;
        height 100%;
    .icon-desc
      position absolute;
      bottom 0;
      left 0;
      right 0;
      height .44rem;
      line-height .44rem;
      text-align center;
      color $darkTextColor;
      ellipse();
</style>
